[ 267.893447][ T1061] [ 267.893715][ T1061] ============================= [ 267.893878][ T1061] WARNING: suspicious RCU usage [ 267.894040][ T1061] 6.12.0-rc4-virtme #1 Not tainted [ 267.894209][ T1061] ----------------------------- [ 267.894370][ T1061] kernel/events/core.c:13962 RCU-list traversed in non-reader section!! [ 267.894651][ T1061] [ 267.894651][ T1061] other info that might help us debug this: [ 267.894651][ T1061] [ 267.895427][ T1061] [ 267.895427][ T1061] rcu_scheduler_active = 2, debug_locks = 1 [ 267.895661][ T1061] 3 locks held by poweroff/1061: [ 267.895824][ T1061] #0: ffffffffa8e1a628 (system_transition_mutex){+.+.}-{3:3}, at: __do_sys_reboot+0x26b/0x2d0 [ 267.896185][ T1061] #1: ffffffffa8e17330 ((reboot_notifier_list).rwsem){++++}-{3:3}, at: blocking_notifier_call_chain+0x50/0x90 [ 267.896567][ T1061] #2: ffffffffa90a34a8 (pmus_lock){+.+.}-{3:3}, at: perf_event_exit_cpu_context+0x24/0xf0 [ 267.896915][ T1061] [ 267.896915][ T1061] stack backtrace: [ 267.897131][ T1061] CPU: 1 UID: 0 PID: 1061 Comm: poweroff Not tainted 6.12.0-rc4-virtme #1 [ 267.897391][ T1061] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 267.897775][ T1061] Call Trace: [ 267.897908][ T1061] [ 267.898000][ T1061] dump_stack_lvl+0xb0/0xd0 [ 267.898181][ T1061] lockdep_rcu_suspicious+0x1ea/0x280 [ 267.898354][ T1061] perf_event_clear_cpumask+0x61d/0x8f0 [ 267.898529][ T1061] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 267.898863][ T1061] ? __pfx_perf_event_clear_cpumask+0x10/0x10 [ 267.899062][ T1061] ? acpi_execute_simple_method+0xaa/0xe0 [ 267.899219][ T1061] ? __pfx_acpi_execute_simple_method+0x10/0x10 [ 267.899419][ T1061] perf_event_exit_cpu_context+0x2c/0xf0 [ 267.899572][ T1061] perf_reboot+0x7c/0xe0 [ 267.899686][ T1061] ? trace_notifier_run+0xe2/0x140 [ 267.899845][ T1061] notifier_call_chain+0xcd/0x150 [ 267.900008][ T1061] blocking_notifier_call_chain+0x66/0x90 [ 267.900173][ T1061] kernel_power_off+0x1c/0xb0 [ 267.900324][ T1061] __do_sys_reboot+0x270/0x2d0 [ 267.900483][ T1061] ? __pfx___do_sys_reboot+0x10/0x10 [ 267.900640][ T1061] ? __lock_release+0x103/0x460 [ 267.900800][ T1061] ? do_user_addr_fault+0x972/0xe30 [ 267.900950][ T1061] ? __pfx___lock_release+0x10/0x10 [ 267.901109][ T1061] ? __up_read+0x1a7/0x780 [ 267.901268][ T1061] ? trace_lock_acquire+0x14d/0x1f0 [ 267.901424][ T1061] ? __pfx___up_read+0x10/0x10 [ 267.901587][ T1061] ? do_writev+0xf9/0x280 [ 267.901704][ T1061] ? do_writev+0xf9/0x280 [ 267.901819][ T1061] ? __pfx_do_writev+0x10/0x10 [ 267.901967][ T1061] ? do_user_addr_fault+0x97c/0xe30 [ 267.902137][ T1061] do_syscall_64+0xc1/0x1d0 [ 267.902304][ T1061] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 267.902514][ T1061] RIP: 0033:0x7f4a658dc197 [ 267.902675][ T1061] Code: 0b 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa 89 fa be 69 19 12 28 bf ad de e1 fe b8 a9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 39 3c 0b 00 f7 d8 64 89 02 b8 [ 267.903223][ T1061] RSP: 002b:00007ffeaa7b1518 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 267.903453][ T1061] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4a658dc197 [ 267.903685][ T1061] RDX: 000000004321fedc RSI: 0000000028121969 RDI: 00000000fee1dead [ 267.903912][ T1061] RBP: 0000000000000000 R08: 00007ffeaa7b07d0 R09: 00000000ffffffff [ 267.904146][ T1061] R10: 000000000000001e R11: 0000000000000246 R12: 0000000000000002 [ 267.904378][ T1061] R13: 0000000000000001 R14: 000055fef1daa803 R15: 00007f4a65d72000 [ 267.904616][ T1061] [ 267.907575][ T1061] ACPI: PM: Preparing to enter system sleep state S5 [ 267.909045][ T1061] kvm: exiting hardware virtualization [ 267.909411][ T1061] reboot: Power down